expression, godan verb (-ru, irregular)
what happens twice will happen thrice
Proverb meaning that if something has happened twice, it is likely to happen a third time; often used to warn that bad luck or mistakes tend to repeat.
二度あることは三度あるから、気をつけたほうがいいよ。
Since what happens twice will happen thrice, you'd better be careful.
Late again? They say what happens twice will happen thrice, so consider this your last chance.